【題組】46.( ) What is the main idea of the article?(A) To tell people about a danger.(B) To sell a new
問題詳情
【題組】46.( ) What is the main idea of the article? (A) To tell people about a danger. (B) To sell a new kind of technology. (C) To explain how to solve a problem. (D) To keep people from charging their batteries.